Home / 165,624.19-248,384.00-53,279.36

Finding the Fourth Proportional to 165,624.19, 248,384.00 and 53,279.36

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Solution

The fourth proportional to 165,624.19, 248,384.00 and 53,279.36 is: 79,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,624.19 : 248,384.00 = 53,279.36 : x
  2. Step 2: Convert to fraction form
    165,624.19/248,384.00 = 53,279.36/x
  3. Step 3: Cross multiply
    165,624.19x = 248,384.00 × 53,279.36
  4. Step 4: Simplify right side
    165,624.19x = 13,233,741,624.27
  5. Step 5: Solve for x
    x = 13,233,741,624.27/165,624.19
  6. Step 6: Final answer
    x = 79,902.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.